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Super Typhoon Sinlaku to Impact the Marianas and Guam; Severe Weather from the Southern Plains to the Great Lakes

Super Typhoon Sinlaku will bring destructive winds, widespread heavy rain/flooding, thunderstorms, and coastal impacts to the Marianas Islands into Wednesday. Typhoon conditions are likely over CNMI and tropical storm conditions over Guam. Severe thunderstorms and heavy rain are expected from the Southern Plains to the Great Lakes today. Read More >

Hazardous Weather Conditions

Current conditions at

JOHNSON RIDGE (SKKW1)

Lat: 47.79992°NLon: 121.286°WElev: 2028.0ft.

NA

38°F

3°C

Humidity 91%
Wind Speed SW 1 MPH
Barometer NA
Dewpoint 36°F (2°C)
Visibility NA
Last update 14 Apr 03:29 AM PDT
Extended Forecast for

3 Miles SSW Index WA

Winter Storm Warning April 14, 11:00am until April 15, 11:00pm
Click here for hazard details and duration
Winter Storm Warning

  • Overnight

    Overnight: Rain and snow likely, mainly before 5am. Mostly cloudy, with a low around 36. South southwest wind around 8 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.

    Low: 36 °F

    Rain/Snow
    Likely

  • Tuesday

    Tuesday: Rain and snow, mainly after 7am. High near 38. South southwest wind 8 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    High: 38 °F

    Rain/Snow

  • Tuesday Night

    Tuesday Night: Rain and snow before 2am, then a slight chance of snow. The rain could be heavy at times. Low around 29. Southwest wind 6 to 14 mph becoming west northwest in the evening. Winds could gust as high as 21 mph. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.

    Low: 29 °F

    Rain/Snow

  • Wednesday

    Wednesday: Snow showers likely before 11am, then rain and snow showers. Some thunder is also possible. High near 37. Wind chill values between 24 and 29. West wind 5 to 9 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 37 °F

    Rain/Snow

  • Wednesday Night

    Wednesday Night: Snow, possibly mixed with rain, mainly before 11pm. Low around 30. West southwest wind 3 to 8 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    Low: 30 °F

    Rain/Snow
    then Chance
    Rain/Snow

  • Thursday

    Thursday: A chance of rain and snow. Partly sunny, with a high near 42. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

    High: 42 °F

    Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: A chance of rain and snow, mainly before 11pm. Mostly cloudy, with a low around 33. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 33 °F

    Chance
    Rain/Snow

  • Friday

    Friday: A slight chance of rain and snow before 11am. Partly sunny, with a high near 46.

    High: 46 °F

    Slight Chance
    Rain/Snow
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 33.

    Low: 33 °F

    Partly Cloudy

Detailed Forecast

Overnight
Rain and snow likely, mainly before 5am. Mostly cloudy, with a low around 36. South southwest wind around 8 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Tuesday
Rain and snow, mainly after 7am. High near 38. South southwest wind 8 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Tuesday Night
Rain and snow before 2am, then a slight chance of snow. The rain could be heavy at times. Low around 29. Southwest wind 6 to 14 mph becoming west northwest in the evening. Winds could gust as high as 21 mph. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.
Wednesday
Snow showers likely before 11am, then rain and snow showers. Some thunder is also possible. High near 37. Wind chill values between 24 and 29. West wind 5 to 9 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Wednesday Night
Snow, possibly mixed with rain, mainly before 11pm. Low around 30. West southwest wind 3 to 8 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Thursday
A chance of rain and snow. Partly sunny, with a high near 42. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Thursday Night
A chance of rain and snow, mainly before 11pm. Mostly cloudy, with a low around 33. Chance of precipitation is 30%. Little or no snow accumulation expected.
Friday
A slight chance of rain and snow before 11am. Partly sunny, with a high near 46.
Friday Night
Partly cloudy, with a low around 33.
Saturday
Partly sunny, with a high near 54.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 41.
Sunday
Rain likely. Mostly cloudy, with a high near 51.
Sunday Night
Rain and snow likely. Mostly cloudy, with a low around 38.
Monday
Rain and snow likely. Mostly cloudy, with a high near 50.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Index WA
 47.79°N 121.58°W (Elev. 1322 ft)
Last Update:
11:27 pm PDT Apr 13, 2026
Forecast Valid:
4am PDT Apr 14, 2026-6pm PDT Apr 20, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation